package newsmessages.observer;

/**
 * Created with IntelliJ IDEA.
 * User: jeroen
 * Date: 4/8/13
 * Time: 5:11 PM
 */
public interface ISubject {
    public void notifyObservers();

    public void attach(IObserver IObserver);

    public void detach(IObserver IObserver);
}


